about chemical weapons in syria, how the u.s. is stepping up efforts to end the civil war. >> an amazing video of some neighbors that are under water down in argentina, the dual disasters that are plaguing that country's capitol. we'll be right back. ,,,,,,,,,,,,,,,,,, buenos aires neighborhoods e >>> two disasters plaguing the capitol of argentina right now. neighborhoods are under water amid the worst flooding in that city in 50 years. the storms swept cars down street, knocked out power in parts of the city under evacuation orders due to a toxic cloud due to a fire at the port, an intense sulfur like order forced people to wear face masks around the city as well. and the death toll from a typhoon in the philippines exceeded 400 people. most of them lived in the steep valley in the south of the country. flooding and wind were so severe in places people thought were safe turned up not to be safe. that includes two emergency shelters that were just swept away. it hit tuesday with winds over 170 miles per hour. it's now weakening in the south china sea. >>> u.s. secretary of state hillary
